sqrt(3v^7w)sqrt(15v^6w^2)
would I take out the exponents or just leave everything under one root
\(\sqrt{3v^7w}\sqrt{15v^6w^2}\\ =\sqrt{3v^7w*15v^6w^2}\\ =\sqrt{45v^{13}w^3}\\ =\sqrt{9*5v^{13}w^3}\\ =3\sqrt{5v^{13}w^3}\\\)
That is probably the simplest answer. :/